SAXSdb — 6xfm

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1. Protein Identity and Related Structures Protein Identity & Related Structures

RNA-binding protein FUS

Homo sapiens

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 8	No other associated polymer	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	FUS_HUMAN
Isoform	P35637-2
PDB entities	1
Chains and sequence ranges	Author chain 1； PDBConstruct 1–104； UniProt 111–214 Author chain 2； PDBConstruct 1–104； UniProt 111–214 Author chain 3； PDBConstruct 1–104； UniProt 111–214 Author chain 4； PDBConstruct 1–104； UniProt 111–214 Author chain 5； PDBConstruct 1–104； UniProt 111–214 Author chain 6； PDBConstruct 1–104； UniProt 111–214 Author chain 7； PDBConstruct 1–104； UniProt 111–214 Author chain 8； PDBConstruct 1–104； UniProt 111–214

The page prioritizes protein identity, the current assembly, associated components, oligomeric state and cross-PDB links. Chain mapping and sequence ranges are retained as data evidence. Internal IDs, import timestamps and assembly operation expressions are maintenance fields and are not shown here.

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2. Structure Basics 2. Structure Basics

Entry ID entry_id	6xfm
Deposition date deposition_date	2020-06-15
Structure title title	Molecular structure of the core of amyloid-like fibrils formed by residues 111-214 of FUS
Keywords keywords	Low complexity domain, Protein aggregation, Amyloid Fibril, RNA BINDING PROTEIN, PROTEIN FIBRIL; RNA BINDING PROTEIN, PROTEIN FIBRIL
Experimental Method method	ELECTRON MICROSCOPY

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3. Official assembly/model SAXS Official SAXS Profiles

This page reads only the latest assembly calculations. Every curve maps to an explicit PDB entry, official biological assembly and coordinate model.

6xfm__assembly_1__model_1

Assembly 1 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

6xfm__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

6xfm__assembly_1__model_1 | P(r) · Pending

P(r) will be calculated and displayed separately for the same assembly/model.

Rg（Guinier）	22.53 Å
Rg (electron density)	22.27 Å
Total Rg	22.88 Å
Atom count	4120
Residues	312
Excluded volume	39136 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`6xfm__assembly_1__model_1`	octameric （8）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	2	`6xfm__assembly_1__model_2`	octameric （8）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	3	`6xfm__assembly_1__model_3`	octameric （8）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	4	`6xfm__assembly_1__model_4`	octameric （8）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	5	`6xfm__assembly_1__model_5`	octameric （8）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	6	`6xfm__assembly_1__model_6`	octameric （8）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	7	`6xfm__assembly_1__model_7`	octameric （8）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	8	`6xfm__assembly_1__model_8`	octameric （8）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	9	`6xfm__assembly_1__model_9`	octameric （8）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	10	`6xfm__assembly_1__model_10`	octameric （8）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	11	`6xfm__assembly_1__model_11`	octameric （8）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	12	`6xfm__assembly_1__model_12`	octameric （8）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	13	`6xfm__assembly_1__model_13`	octameric （8）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	14	`6xfm__assembly_1__model_14`	octameric （8）	Success	4.1.3-1-20251215 (887e7ef)	View Download

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4. Crystallography and Experiment 4. Crystallography & Experiment

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5. Entities and Polymers Entities & Polymers (1)

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Unit-cell length a length_a	1.000 Å
Unit-cell length b length_b	1.000 Å
Unit-cell length c length_c	1.000 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	90.00 °
Unit-cell angle γ angle_gamma	90.00 °
Molecules per unit cell Z z_pdb	—

Space group space_group	P 1
Space-group number int_tables_number	1
Crystal system crystal_system	—

Resolution resolution	2.62 Å
Resolution测定Method resolution_method	—
颗粒数 num_particles	275520

Description description	RNA-binding protein FUS
Molecular weight formula_weight	10024.8 kDa
Source method src_method	man
Copy count entity_count	8

Polymer type type	polypeptide(L)
Chain IDs strand_id	1,2,3,4,5,6,7,8
Atom count atom_count	57680

Molecular structure of the core of amyloid-like fibrils formed by residues 111-214 of FUS

1. Protein Identity and Related Structures Protein Identity & Related Structures

RNA-binding protein FUS

State in the Current Structure

Other States of the Same Protein in the Database

2. Structure Basics 2. Structure Basics

3. Official assembly/model SAXS Official SAXS Profiles

6xfm__assembly_1__model_1

6xfm__assembly_1__model_1 | I(q)

6xfm__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

冷冻电镜 EM 3D

5. Entities and Polymers Entities & Polymers (1)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

7. Citations (1)

Source organism organism	Homo sapiens
Common name common_name	Human
NCBI taxonomy ID ncbi_taxonomy_id	9606
Host organism host_organism	Escherichia coli BL21(DE3)

Molecular structure of the core of amyloid-like fibrils formed by residues 111-214 of FUS

1. Protein Identity and Related Structures Protein Identity & Related Structures

RNA-binding protein FUS

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

2. Structure Basics 2. Structure Basics

3. Official assembly/model SAXS Official SAXS Profiles

6xfm__assembly_1__model_1

6xfm__assembly_1__model_1 | I(q)

6xfm__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

冷冻电镜 EM 3D

5. Entities and Polymers Entities & Polymers (1)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

7. Citations (1)